| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2024 |
| Rico | Richard/Riccarda | Old High German | Spanish | Words: rich, powerful, power / brave, hardy | |
| Rico | Henry/Henrietta | Old High German | Italian | Words: home, homeland / rich, powerful, power | |
| Rigoberto | Rigoberto | Old High German | Spanish | Words: rich, powerful, power / bright | |
| Rik | Henry/Henrietta | Old High German | Dutch | Words: home, homeland / rich, powerful, power | |
| Rikard | Richard/Riccarda | Old High German | Scandinavian | Words: rich, powerful, power / brave, hardy | |
| Rikárdó | Richard/Riccarda | Old High German | Hungarian | Words: rich, powerful, power / brave, hardy | |
| Rikke | Frederick/Frederika | Old High German | Scandinavian | Words: peace, protection, safety / rich, powerful, power | |
| Rikki | Richard/Riccarda | Old High German | English | Words: rich, powerful, power / brave, hardy | |
| Riko | Henry/Henrietta | Old High German | German | Words: home, homeland / rich, powerful, power | |
| Rikus | Henry/Henrietta | Old High German | Frisian, Dutch | Words: home, homeland / rich, powerful, power | |
| Rimbert | Rembert | Old High German | German, Dutch | Words: advice / bright | |
| Rinaldo | Reinhold | Old High German | Italian | Words: advice / rule | |
| Roald | Roald | Old High German | Scandinavian | Words: fame / rule | |
| Rob | Robert/Roberta | Old High German | English | Words: fame / bright | |
| Robbe | Robert/Roberta | Old High German | Dutch | Words: fame / bright | |
| Robbie | Robert/Roberta | Old High German | English | Words: fame / bright | |
| Robbie | Robert/Roberta | Old High German | English | Words: fame / bright | |
| Robbin | Robert/Roberta | Old High German | Dutch | Words: fame / bright | |
| Robert | Robert/Roberta | Old High German | German, Scandinavian, French, English | Words: fame / bright | #90 |
| Róbert | Robert/Roberta | Old High German | Hungarian | Words: fame / bright | |
| Roberta | Robert/Roberta | Old High German | German, Italian, English | Words: fame / bright | |
| Roberte | Robert/Roberta | Old High German | German | Words: fame / bright | |
| Roberto | Robert/Roberta | Old High German | Portuguese, Spanish, Italian | Words: fame / bright | #551 |
| Roberts | Robert/Roberta | Old High German | Latvian | Words: fame / bright | |
| Robin | Robert/Roberta | Old High German | English | Words: fame / bright | #798 |
| Robin | Robert/Roberta | Old High German | English | Words: fame / bright | #807 |
| Robina | Robert/Roberta | Old High German | English | Words: fame / bright | |
| Robine | Robert/Roberta | Old High German | English | Words: fame / bright | |
| Robrecht | Robert/Roberta | Old High German | Dutch | Words: fame / bright | |
| Robyn | Robert/Roberta | Old High German | English | Words: fame / bright | |
| Rocco | Rocco/Rochelle | Old High German | Italian | Words: roar, shout a battle cry | #500 |
| Roch | Rocco/Rochelle | Old High German | French | Words: roar, shout a battle cry | |
| Rochelle | Rocco/Rochelle | Old High German | English | Words: roar, shout a battle cry | |
| Rochus | Rocco/Rochelle | Old High German | German | Words: roar, shout a battle cry | |
| Rocky | Rocco/Rochelle | Old High German | English | Words: roar, shout a battle cry | #657 |
| Rod | Roderick/Rodina | Old High German | English | Words: fame / rich, powerful, power | |
| Roderich | Roderick/Rodina | Old High German | German | Words: fame / rich, powerful, power | |
| Roderick | Roderick/Rodina | Old High German | English | Words: fame / rich, powerful, power | |
| Rodina | Roderick/Rodina | Old High German | Scottish | Words: fame / rich, powerful, power | |
| Rodolfo | Rudolf | Old High German | Spanish, Italian | Words: fame / wolf | |
| Rodolphe | Rudolf | Old High German | French | Words: fame / wolf | |
| Rodrick | Roderick/Rodina | Old High German | English | Words: fame / rich, powerful, power | |
| Rodrigo | Roderick/Rodina | Old High German | Portuguese, Spanish, Italian | Words: fame / rich, powerful, power | #480 |
| Rodrigue | Roderick/Rodina | Old High German | French | Words: fame / rich, powerful, power | |
| Roelof | Rudolf | Old High German | Dutch | Words: fame / wolf | |
| Roger | Roger | Old High German | German, French, English | Words: fame / spear | #748 |
| Rogério | Roger | Old High German | Portuguese | Words: fame / spear | |
| Rok | Rocco/Rochelle | Old High German | Slovenian | Words: roar, shout a battle cry | |
| Rokas | Rocco/Rochelle | Old High German | Lithuanian | Words: roar, shout a battle cry | |
| Roko | Rocco/Rochelle | Old High German | Serbo-Croatian | Words: roar, shout a battle cry | |
| Rolan | Roland/Rolanda | Old High German | French | Words: fame / land, homeland | |
| Roland | Roland/Rolanda | Old High German | German, English, French | Words: fame / land, homeland | #663 |
| Rolanda | Roland/Rolanda | Old High German | German | Words: fame / land, homeland | |
| Rolande | Roland/Rolanda | Old High German | German, French | Words: fame / land, homeland | |
| Rolando | Roland/Rolanda | Old High German | Spanish | Words: fame / land, homeland | |
| Roldán | Roland/Rolanda | Old High German | Spanish | Words: fame / land, homeland | |
| Rolf | Rudolf | Old High German | German, Scandinavian, English | Words: fame / wolf | |
| Romaric | Romarich | Old High German | French | Words: rich, powerful, power | |
| Romarich | Romarich | Old High German | German | Words: rich, powerful, power | |
| Romary | Romarich | Old High German | French | Words: rich, powerful, power | |
| Romilda | Romilda | Old High German | German, Italian | Words: fame / fight | |
| Romuald | Romuald | Old High German | German | Words: fame / rule | |
| Romualdo | Romuald | Old High German | Spanish | Words: fame / rule | |
| Roope | Robert/Roberta | Old High German | Finnish | Words: fame / bright | |
| Roque | Rocco/Rochelle | Old High German | Spanish | Words: roar, shout a battle cry | |
| Rosalin | Rosalinde | Old High German | English | Words: fame / lime, linden, lime-wood shield | |
| Rosalina | Rosalinde | Old High German | Portuguese, Spanish | Words: fame / lime, linden, lime-wood shield | #763 |
| Rosalind | Rosalinde | Old High German | English | Words: fame / lime, linden, lime-wood shield | |
| Rosalinda | Rosalinde | Old High German | Spanish, Italian | Words: fame / lime, linden, lime-wood shield | |
| Rosalinde | Rosalinde | Old High German | German | Words: fame / lime, linden, lime-wood shield | |
| Rosaline | Rosalinde | Old High German | English | Words: fame / lime, linden, lime-wood shield | |
| Rosalyn | Rosalinde | Old High German | English | Words: fame / lime, linden, lime-wood shield | #888 |
| Rosamond | Rosamunde | Old High German | French, English | Words: fame / protection, protector / rose | |
| Rosamund | Rosamunde | Old High German | English | Words: fame / protection, protector / rose | |
| Rosamunda | Rosamunde | Old High German | Italian | Words: fame / protection, protector / rose | |
| Rosamunde | Rosamunde | Old High German | German | Words: fame / protection, protector / rose | |
| Roseline | Rosalinde | Old High German | French | Words: fame / lime, linden, lime-wood shield | |
| Roselyn | Rosalinde | Old High German | English | Words: fame / lime, linden, lime-wood shield | |
| Rosmunda | Rosamunde | Old High German | Italian | Words: fame / protection, protector / rose | |
| Rosvita | Roswitha | Old High German | German, Italian | Words: fame / strong | |
| Roswita | Roswitha | Old High German | German | Words: fame / strong | |
| Roswitha | Roswitha | Old High German | German | Words: fame / strong | |
| Rotraud | Rotraud | Old High German | German | Words: fame / strength, power | |
| Rotraut | Rotraud | Old High German | German | Words: fame / strength, power | |
| Rowland | Roland/Rolanda | Old High German | English | Words: fame / land, homeland | |
| Roz | Rosamunde | Old High German | English | Words: fame / protection, protector / rose | |
| Roz | Rosalinde | Old High German | English | Words: fame / lime, linden, lime-wood shield | |
| Rudger | Roger | Old High German | German | Words: fame / spear | |
| Rudi | Rudolf | Old High German | German | Words: fame / wolf | |
| Rüdiger | Roger | Old High German | German | Words: fame / spear | |
| Rudolf | Rudolf | Old High German | German, Scandinavian, Dutch, English, Czech, Polish | Words: fame / wolf | |
| Rudolph | Rudolf | Old High German | English | Words: fame / wolf | |
| Rudy | Rudolf | Old High German | English | Words: fame / wolf | #821 |
| Ruedi | Rudolf | Old High German | German, Swiss German | Words: fame / wolf | |
| Ruggero | Roger | Old High German | Italian | Words: fame / spear | |
| Rui | Roderick/Rodina | Old High German | Portuguese | Words: fame / rich, powerful, power | |
| Rumold | Romuald | Old High German | German | Words: fame / rule | |
| Runhild | Runhild | Old High German | German, Scandinavian | Words: secret, secret sign, rune / fight | |
| Ruodi | Rudolf | Old High German | German | Words: fame / wolf | |
| Rupert | Robert/Roberta | Old High German | German, English, Dutch, Low German | Words: fame / bright | |